. >>> and there are increased fears this morning about running off the fiscal cliff. the deadline for preventing tax hikes and government spending cuts is just one week from today. the president and congress return to washington later this week. it's likely they'll work right to new year's eve. one possibility is striking a deal on taxes but leaving the spending for later. >>> overseas now, where an american has been killed by an afghan policewoman. the attack took place at police head quarters in kabul. where there have been similar insider attacks, this is the first time a female security officer has been involved. >>> the nra is not backing away from its call for armed officers in our nation's schools. and the group vows to fight any effort by congress to strengthen gun control laws. now congressman chris murphy, whose district includes newtown, calls the stance "tone deaf and revolting." >>> a real christmas gift, it would be getting to where you're going on time today. storms are causing major travel trouble throughout the nation. it's not only trying to get thro